Canker sores are not contagious and are not related to the herpes simplex virus, also known as cold sores. Canker sores are thought to be caused by: Injuries to the mouth, as seen frequently by contact sports players. Accidentally biting the inside of the cheek or lip may also result in a canker sore.
Mexico has a population of 112,468,855 (July 2010 estimate) and its capital and largest city is Mexico City. Mexico is divided into 32 federal entities, of which 31 are states and one is a federal district. The following is a list of Mexico's 31 states and one federal district arranged by area. The population (as of 2009) and capital of each have also been included for reference.
The state is located in the center of the country and has an area of 4,893 kmÂ², accounting for 0.25% of Mexicoâs total territory. It is the second smallest state after Tlaxcala. It borders with the Federal District of Mexico City, the State of Mexico, Guerrero and Puebla. The stateâs capital is Cuernavaca.6% of the population lives in urban areas with only 14% in rural areas. Nationally, the figures are 76% and 24%. Just under 60% of the stateâs population lives in seven municipalities, which are Cuernavaca, Jiutepec, Temixco, Cuautla, Yautepec, Jojutla and Ayala.